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'UserControl' constructor with parameters in C#
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This has some benefits, though.
Ease of use for clients. Client code doesn't need to track down a bunch of data, it can immediately create something and just see it with sensible (if uninteresting) results.
Ease of use for the designer. Designer code is clearer and easier to parse in general....
Regular expression to get a string between two strings in Javascript
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A lookahead (that (?= part) does not consume any input. It is a zero-width assertion (as are boundary checks and lookbehinds).
You want a regular match here, to consume the cow portion. To capture the portion in between, you use a capturing group (just...
How do I use method overloading in Python?
...ath I disagree. Learn to love duck typing and write each method so it only does one thing, and there is no need for method overloading.
– agf
Apr 18 '12 at 7:05
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GetType() can lie?
...code call your new GetType method instead of the real one, since that code does not know that your method exists and will therefore never call it.
You can however confuse your own developers with such a declaration. Any code that is compiled with your declaration and that use parameters or variable...
How can I include a YAML file inside another?
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No, YAML does not include any kind of "import" or "include" statement.
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How to check if there exists a process with a given pid in Python?
...n from os.getpid() and I need to check to see if a process with that pid doesn't exist on the machine.
12 Answers
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Python `if x is not None` or `if not x is None`?
...ance difference (I'm assuming not), and is there any case where one really doesn't fit (making the other a clear winner for my convention)?*
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What are the differences between the threading and multiprocessing modules?
... for now.)
There are exceptions to this. If your code's heavy computation doesn't actually happen in Python, but in some library with custom C code that does proper GIL handling, like a numpy app, you will get the expected performance benefit from threading. The same is true if the heavy computatio...
Converting numpy dtypes to native python types
... I am using pandas (0.23.0). At least for that version, np.str doesn't have the .item() method so the only way I saw was to wrap .item() inside a try block.
– Robert Lugg
Jan 8 '19 at 19:51
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JPA - Returning an auto generated id after persist()
...state yet. A sequence or uuid generator is simpler and more efficient, and doesn't have these problems because the ID is generated and assigned before the entity is written to the database.
– JB Nizet
Apr 29 '16 at 12:23
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